//
//  Ball.h
//  解归档
//
//  Created by apple on 15/9/6.
//  Copyright (c) 2015年 戴维营. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Ball : NSObject <NSCoding>

@property (nonatomic ,copy)NSString *color;
@property (nonatomic ,assign) float weight;

@end
